100211211131023 has 4 divisors (see below), whose sum is σ = 100211292879880. Its totient is φ = 100211129382168.

The previous prime is 100211211131011. The next prime is 100211211131029. The reversal of 100211211131023 is 320131112112001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100211211131023 - 2¹³ = 100211211122831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100211211131029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39007233 + ... + 41496826.

It is an arithmetic number, because the mean of its divisors is an integer number (25052823219970).

Almost surely, 2^{100211211131023} is an apocalyptic number.

100211211131023 is a deficient number, since it is larger than the sum of its proper divisors (81748857).

100211211131023 is an equidigital number, since it uses as much as digits as its factorization.

100211211131023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81748856.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 100211211131023 its reverse (320131112112001), we get a palindrome (420342323243024).

The spelling of 100211211131023 in words is "one hundred trillion, two hundred eleven billion, two hundred eleven million, one hundred thirty-one thousand, twenty-three".